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Finding the Third Proportional to 1,902,127.50 and 3,870,684

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Solution

The third proportional to 1,902,127.50 and 3,870,684 is: 7,876,545.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,127.50 : 3,870,684 = 3,870,684 : x
  2. Step 2: Convert to fraction form
    1,902,127.50/3,870,684 = 3,870,684/x
  3. Step 3: Cross multiply
    1,902,127.50x = 3,870,684 × 3,870,684
  4. Step 4: Simplify right side
    1,902,127.50x = 14,982,194,627,856
  5. Step 5: Solve for x
    x = 14,982,194,627,856/1,902,127.50
  6. Step 6: Final answer
    x = 7,876,545.93

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.